1. I think the show would be successful if he were one of the organizers.
=> succeeded
2. If you paid more attention to what I said, you didn’t make so many mistakes.
=> wouldn't
3. If children are taught about environmental issues, they might change their attitudes towards pollution.
=> may
4. You would be punished if you park your car here.
=> will
5. If you could win the competition, we will have a celebration.
=> X